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Finding the Fourth Proportional to 33,446.40, 50,151.78 and 11,252.40

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Solution

The fourth proportional to 33,446.40, 50,151.78 and 11,252.40 is: 16,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,446.40 : 50,151.78 = 11,252.40 : x
  2. Step 2: Convert to fraction form
    33,446.40/50,151.78 = 11,252.40/x
  3. Step 3: Cross multiply
    33,446.40x = 50,151.78 × 11,252.40
  4. Step 4: Simplify right side
    33,446.40x = 564,327,889.27
  5. Step 5: Solve for x
    x = 564,327,889.27/33,446.40
  6. Step 6: Final answer
    x = 16,872.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.